diff options
Diffstat (limited to 'arm9/lib/src/OS_arena.c')
| -rw-r--r-- | arm9/lib/src/OS_arena.c | 168 |
1 files changed, 0 insertions, 168 deletions
diff --git a/arm9/lib/src/OS_arena.c b/arm9/lib/src/OS_arena.c deleted file mode 100644 index de7cb9fe..00000000 --- a/arm9/lib/src/OS_arena.c +++ /dev/null @@ -1,168 +0,0 @@ -#include "OS_arena.h"
-
-#include "global.h"
-#include "OS_protectionRegion.h"
-#include "OS_emulator.h"
-#include "mmap.h"
-
-static BOOL OSi_Initialized = FALSE;
-static BOOL OSi_MainExArenaEnabled = FALSE;
-
-void SDK_MAIN_ARENA_LO(); // TODO: technically this should be defined in the lcf
-extern void SDK_SECTION_ARENA_EX_START(); // TODO: technically this should be defined in the lcf
-extern void SDK_SECTION_ARENA_ITCM_START(); // TODO: technically this should be defined in the lcf
-extern void SDK_SECTION_ARENA_DTCM_START(); // TODO: technically this should be defined in the lcf
-extern void SDK_IRQ_STACKSIZE(); // TODO: technically this should be defined in the lcf
-extern void SDK_SYS_STACKSIZE(); // TODO: technically this should be defined in the lcf
-
-ARM_FUNC void OS_InitArena(void) {
- if (OSi_Initialized) {
- return;
- }
- OSi_Initialized = TRUE;
-
- OS_SetArenaHi(OS_ARENA_MAIN, OS_GetInitArenaHi(OS_ARENA_MAIN));
- OS_SetArenaLo(OS_ARENA_MAIN, OS_GetInitArenaLo(OS_ARENA_MAIN));
-
- OS_SetArenaLo(OS_ARENA_MAINEX, (void *)0);
- OS_SetArenaHi(OS_ARENA_MAINEX, (void *)0);
-
- OS_SetArenaHi(OS_ARENA_ITCM, OS_GetInitArenaHi(OS_ARENA_ITCM));
- OS_SetArenaLo(OS_ARENA_ITCM, OS_GetInitArenaLo(OS_ARENA_ITCM));
-
- OS_SetArenaHi(OS_ARENA_DTCM, OS_GetInitArenaHi(OS_ARENA_DTCM));
- OS_SetArenaLo(OS_ARENA_DTCM, OS_GetInitArenaLo(OS_ARENA_DTCM));
-
- OS_SetArenaHi(OS_ARENA_SHARED, OS_GetInitArenaHi(OS_ARENA_SHARED));
- OS_SetArenaLo(OS_ARENA_SHARED, OS_GetInitArenaLo(OS_ARENA_SHARED));
-
- OS_SetArenaHi(OS_ARENA_WRAM_MAIN, OS_GetInitArenaHi(OS_ARENA_WRAM_MAIN));
- OS_SetArenaLo(OS_ARENA_WRAM_MAIN, OS_GetInitArenaLo(OS_ARENA_WRAM_MAIN));
-}
-
-ARM_FUNC void OS_InitArenaEx(void) {
- OS_SetArenaHi(OS_ARENA_MAINEX, OS_GetInitArenaHi(OS_ARENA_MAINEX));
- OS_SetArenaLo(OS_ARENA_MAINEX, OS_GetInitArenaLo(OS_ARENA_MAINEX));
-
- if (!OSi_MainExArenaEnabled || (OS_GetConsoleType() & OS_CONSOLE_SIZE_MASK) == OS_CONSOLE_SIZE_4MB) {
- OS_SetProtectionRegion(1, HW_MAIN_MEM, 4MB);
- OS_SetProtectionRegion(2, HW_MAIN_MEM_MAIN_END, 128KB);
- }
-}
-
-ARM_FUNC void* OS_GetArenaHi(OSArenaId id) {
- return OSi_GetArenaInfo().hi[id];
-}
-
-ARM_FUNC void* OS_GetArenaLo(OSArenaId id) {
- return OSi_GetArenaInfo().lo[id];
-}
-
-ARM_FUNC void* OS_GetInitArenaHi(OSArenaId id) {
- switch (id) {
- case OS_ARENA_MAIN:
- return (void *)OSi_MAIN_ARENA_HI_DEFAULT;
- case OS_ARENA_MAINEX:
- if (!OSi_MainExArenaEnabled || (OS_GetConsoleType() & OS_CONSOLE_SIZE_MASK) == OS_CONSOLE_SIZE_4MB) {
- return (void *)0;
- } else {
- return (void *)OSi_MAINEX_ARENA_HI_DEFAULT;
- }
- case OS_ARENA_ITCM:
- return (void *)HW_ITCM_ARENA_HI_DEFAULT;
- case OS_ARENA_DTCM:
- {
- u32 irqStackLo = (u32) HW_DTCM_IRQ_STACK_END - (s32) SDK_IRQ_STACKSIZE;
- u32 sysStackLo;
-
- if (!(s32) SDK_SYS_STACKSIZE) {
- sysStackLo = HW_DTCM;
- if (sysStackLo < (u32) SDK_SECTION_ARENA_DTCM_START) {
- sysStackLo = (u32) SDK_SECTION_ARENA_DTCM_START;
- }
- } else if ((s32) SDK_SYS_STACKSIZE < 0) {
- sysStackLo = (u32) SDK_SECTION_ARENA_DTCM_START - (s32) SDK_SYS_STACKSIZE;
- } else {
- sysStackLo = irqStackLo - (s32) SDK_SYS_STACKSIZE;
- }
- return (void *) sysStackLo;
- }
- case OS_ARENA_SHARED:
- return (void *)HW_SHARED_ARENA_HI_DEFAULT;
- case OS_ARENA_WRAM_MAIN:
- return (void *)OSi_WRAM_MAIN_ARENA_HI_DEFAULT;
- default:
- return NULL;
- }
-}
-
-ARM_FUNC void* OS_GetInitArenaLo(OSArenaId id) {
- switch (id) {
- case OS_ARENA_MAIN:
- return (void *)SDK_MAIN_ARENA_LO;
- case OS_ARENA_MAINEX:
- if (!OSi_MainExArenaEnabled || (OS_GetConsoleType() & OS_CONSOLE_SIZE_MASK) == OS_CONSOLE_SIZE_4MB) {
- return NULL;
- } else {
- return (void *)SDK_SECTION_ARENA_EX_START;
- }
- case OS_ARENA_ITCM:
- return (void *)SDK_SECTION_ARENA_ITCM_START;
- case OS_ARENA_DTCM:
- return (void *)SDK_SECTION_ARENA_DTCM_START;
- case OS_ARENA_SHARED:
- return (void *)HW_SHARED_ARENA_LO_DEFAULT;
- case OS_ARENA_WRAM_MAIN:
- return (void *)OSi_WRAM_MAIN_ARENA_LO_DEFAULT;
- default:
- return NULL;
- }
-}
-
-ARM_FUNC void OS_SetArenaHi(OSArenaId id, void* newHi) {
- OSi_GetArenaInfo().hi[id] = newHi;
-}
-
-ARM_FUNC void OS_SetArenaLo(OSArenaId id, void* newLo) {
- OSi_GetArenaInfo().lo[id] = newLo;
-}
-
-ARM_FUNC void* OS_AllocFromArenaLo(OSArenaId id, u32 size, u32 align) {
- void* ptr;
- u8* arenaLo;
- ptr = OS_GetArenaLo(id);
- if (!ptr) {
- return NULL;
- }
- arenaLo = ptr = (void *)OSi_ROUND(ptr, align);
- arenaLo += size;
- arenaLo = (u8 *)OSi_ROUND(arenaLo, align);
- if (arenaLo > (u8*)OS_GetArenaHi(id)) {
- return NULL;
- }
- OS_SetArenaLo(id, arenaLo);
-
- return ptr;
-}
-
-ARM_FUNC void* OS_AllocFromArenaHi(OSArenaId id, u32 size, u32 align) {
- void* ptr;
- u8* arenaHi;
-
- arenaHi = OS_GetArenaHi(id);
- if (!arenaHi) {
- return NULL;
- }
-
- arenaHi = (u8 *)OSi_TRUNC(arenaHi, align);
- arenaHi -= size;
- arenaHi = ptr = (void *)OSi_TRUNC(arenaHi, align);
-
- if (arenaHi < (u8*)OS_GetArenaLo(id)) {
- return NULL;
- }
-
- OS_SetArenaHi(id, arenaHi);
-
- return ptr;
-}
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